Makefiles with autodiscovered .h files dependencies.

Author: Ognjen Sobajic

Release/src/Makefile

@@ -66,6 +66,7 @@ PCH = ./pch/stdafx.h
 
 PRECOMPILED_HEADERS = $(addsuffix .gch, $(PCH))
 OBJECTS = $(addsuffix .$(MODE).o, $(basename $(SOURCES)))
+CPP_DEPENDENCIES = $(addsuffix .d, $(basename $(SOURCES)))
 
 # flags for the C++ compiler
 
@@ -90,9 +91,11 @@ all:  $(LIBRARY_DST)
 	@echo "Building precompiled header $(@)"
 	@$(CXX) -x c++-header $(CXXFLAGS) -c $< -o $@
 
+-include $(CPP_DEPENDENCIES)
+
 %.$(MODE).o: %.cpp
 	@echo "Compiling $< -> $@"
-	@$(CXX) $(CXXFLAGS) -c $< -o $@
+	@$(CXX) -MMD -MF $*.d $(CXXFLAGS) -c $< -o $@
 
 $(PRECOMPILED_HEADERS): $(HEADERS)
 

Release/tests/Functional/http/client/Makefile

@@ -37,6 +37,8 @@ $(OUTPUT_DIR)/httpclient_test.so: $(OBJECTS)
 	@echo "Building library $@"
 	@$(CXX) -fPIC -shared $(CXXFLAGS) $(shell pkg-config libxml++-2.6 --cflags) $(LDFLAGS) $^ $(LDLIBS) -o $@
 
+-include *.$(MODE).d
+
 $(OBJECTS): %.$(MODE).o: %.cpp
 	@echo "Compiling $< -> $@"
-	@$(CXX) -fPIC $(CXXFLAGS) -c $< -o $@
+	@$(CXX) -fPIC $(CXXFLAGS) -MMD -MF $*.$(MODE).d -c $< -o $@

Release/tests/Functional/http/listener/Makefile

@@ -27,6 +27,8 @@ $(OUTPUT_DIR)/httplistener_test.so: $(OBJECTS)
 	@echo "Building library $@"
 	@$(CXX) -fPIC -shared $(CXXFLAGS) $(shell pkg-config libxml++-2.6 --cflags) $(LDFLAGS) $^ $(LDLIBS) -o $@
 
+-include *.$(MODE).d
+
 $(OBJECTS): %.$(MODE).o: %.cpp
 	@echo "Compiling $< -> $@"
-	@$(CXX) -fPIC $(CXXFLAGS) -c $< -o $@
+	@$(CXX) -fPIC $(CXXFLAGS) -MMD -MF $*.$(MODE).d -c $< -o $@

Release/tests/Functional/http/utilities/Makefile

@@ -4,9 +4,11 @@ LDLIBS=-lcasablanca -lunittestpp -lboost_system -lboost_thread -lboost_locale -l
 
 OUTPUT_DIR?=./$(MODE)
 
-$(OUTPUT_DIR)/libhttptest_utilities.so: \
+FILENAME = $(OUTPUT_DIR)/libhttptest_utilities
+
+$(FILENAME).so: \
 	http_asserts.cpp \
 	test_http_client.cpp \
 	test_http_server.cpp \
 	test_server_utilities.cpp
-	$(CXX) $(CXXFLAGS) -fPIC -shared $(shell pkg-config libxml++-2.6 --cflags) $(LDFLAGS) $^ $(LDLIBS) -o $@
+	$(CXX) $(CXXFLAGS) -fPIC -shared $(shell pkg-config libxml++-2.6 --cflags) $(LDFLAGS) -MMD -MF $(FILENAME).d $(filter %.cpp, $^) $(LDLIBS) -o $@

Release/tests/Functional/json/Makefile

@@ -4,7 +4,13 @@ LDLIBS=-lcasablanca -lunittestpp -lboost_system -lboost_thread -lpthread -lstdc+
 
 OUTPUT_DIR?=./$(MODE)
 
-$(OUTPUT_DIR)/json_test.so: construction_tests.cpp negative_parsing_tests.cpp parsing_tests.cpp to_as_and_operators_tests.cpp
-	$(CXX) -fPIC -shared $(CXXFLAGS) $(shell pkg-config libxml++-2.6 --cflags) $(LDFLAGS) $^ $(LDLIBS) -o $@ 
+FILENAME = $(OUTPUT_DIR)/json_test
+
+$(FILENAME).so: \
+	construction_tests.cpp \
+	negative_parsing_tests.cpp \
+	parsing_tests.cpp \
+	to_as_and_operators_tests.cpp
+	$(CXX) -fPIC -shared $(CXXFLAGS) $(shell pkg-config libxml++-2.6 --cflags) $(LDFLAGS) -MMD -MF $(FILENAME).d $(filter %.cpp, $^) $(LDLIBS) -o $@